Home / 10,647,656.56-14,676,551.58-8,320,504.51

Finding the Fourth Proportional to 10,647,656.56, 14,676,551.58 and 8,320,504.51

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Solution

The fourth proportional to 10,647,656.56, 14,676,551.58 and 8,320,504.51 is: 11,468,844.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,656.56 : 14,676,551.58 = 8,320,504.51 : x
  2. Step 2: Convert to fraction form
    10,647,656.56/14,676,551.58 = 8,320,504.51/x
  3. Step 3: Cross multiply
    10,647,656.56x = 14,676,551.58 × 8,320,504.51
  4. Step 4: Simplify right side
    10,647,656.56x = 122,116,313,612,637.62
  5. Step 5: Solve for x
    x = 122,116,313,612,637.62/10,647,656.56
  6. Step 6: Final answer
    x = 11,468,844.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.